Hi fiona,
I have similar issue, kindly help on this
root@pve2:~# journalctl -b -u corosync.service -u pve-cluster.service
Feb 07 19:24:52 pve2 systemd[1]: Starting pve-cluster.service - The Proxmox VE cluster filesystem...
Feb 07 19:24:52 pve2 pmxcfs[1934]: [main] notice: resolved node name 'pve2' to 'x.x.x.x' for default node IP address
Feb 07 19:24:52 pve2 pmxcfs[1934]: [main] notice: resolved node name 'pve2' to 'x.x.x.x' for default node IP address
Feb 07 19:24:52 pve2 pmxcfs[1946]: [quorum] crit: quorum_initialize failed: 2
Feb 07 19:24:52 pve2 pmxcfs[1946]: [quorum] crit: can't initialize service
Feb 07 19:24:52 pve2 pmxcfs[1946]: [confdb] crit: cmap_initialize failed: 2
Feb 07 19:24:52 pve2 pmxcfs[1946]: [confdb] crit: can't initialize service
Feb 07 19:24:52 pve2 pmxcfs[1946]: [dcdb] crit: cpg_initialize failed: 2
Feb 07 19:24:52 pve2 pmxcfs[1946]: [dcdb] crit: can't initialize service
Feb 07 19:24:52 pve2 pmxcfs[1946]: [status] crit: cpg_initialize failed: 2
Feb 07 19:24:52 pve2 pmxcfs[1946]: [status] crit: can't initialize service
Feb 07 19:24:53 pve2 systemd[1]: Started pve-cluster.service - The Proxmox VE cluster filesystem.
Feb 07 19:24:53 pve2 systemd[1]: Starting corosync.service - Corosync Cluster Engine...
Feb 07 19:24:53 pve2 corosync[2071]: [MAIN ] Corosync Cluster Engine starting up
Feb 07 19:24:53 pve2 corosync[2071]: [MAIN ] Corosync built-in features: dbus monitoring watchdog systemd xmlconf vqsim nozzle snmp pie relro bindnow
Feb 07 19:24:53 pve2 corosync[2071]: [TOTEM ] Initializing transport (Kronosnet).
Feb 07 19:24:54 pve2 corosync[2071]: [TOTEM ] totemknet initialized
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] pmtud: MTU manually set to: 0
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] common: crypto_nss.so has been loaded from /usr/lib/x86_64-linux-gnu/kronosnet/crypto_nss.so
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync configuration map access [0]
Feb 07 19:24:54 pve2 corosync[2071]: [QB ] server name: cmap
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync configuration service [1]
Feb 07 19:24:54 pve2 corosync[2071]: [QB ] server name: cfg
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync cluster closed process group service v1.01 [2]
Feb 07 19:24:54 pve2 corosync[2071]: [QB ] server name: cpg
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync profile loading service [4]
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync resource monitoring service [6]
Feb 07 19:24:54 pve2 corosync[2071]: [WD ] Watchdog not enabled by configuration
Feb 07 19:24:54 pve2 corosync[2071]: [WD ] resource load_15min missing a recovery key.
Feb 07 19:24:54 pve2 corosync[2071]: [WD ] resource memory_used missing a recovery key.
Feb 07 19:24:54 pve2 corosync[2071]: [WD ] no resources configured.
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync watchdog service [7]
Feb 07 19:24:54 pve2 corosync[2071]: [QUORUM] Using quorum provider corosync_votequorum
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync vote quorum service v1.0 [5]
Feb 07 19:24:54 pve2 corosync[2071]: [QB ] server name: votequorum
Feb 07 19:24:54 pve2 corosync[2071]: [SERV ] Service engine loaded: corosync cluster quorum service v0.1 [3]
Feb 07 19:24:54 pve2 corosync[2071]: [QB ] server name: quorum
Feb 07 19:24:54 pve2 corosync[2071]: [TOTEM ] Configuring link 0
Feb 07 19:24:54 pve2 corosync[2071]: [TOTEM ] Configured link number 0: local addr: x.x.x.x, port=5405
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 0)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 1 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] link: Resetting MTU for link 0 because host 2 joined
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 3 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 4 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 4 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 4 (passive) best link: 0 (pri: 1)
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 4 has no active links
Feb 07 19:24:54 pve2 corosync[2071]: [KNET ] host: host: 4 (passive) best link: 0 (pri: 1)
lines 1-57